[PATCH try2] powerpc: Add support for PORTA and PORTB odr registers

[Jochen Friedrich]

PORTA and PORTB have odr registers, as well. However, the PORTB odr
register is only 16bit.

Signed-off-by: Jochen Friedrich [EMAIL PROTECTED]
---
 arch/powerpc/sysdev/commproc.c |   19 ---
 1 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/sysdev/commproc.c b/arch/powerpc/sysdev/commproc.c
index d5a0dcf..c0d00c2 100644
--- a/arch/powerpc/sysdev/commproc.c
+++ b/arch/powerpc/sysdev/commproc.c
@@ -411,7 +411,7 @@ EXPORT_SYMBOL(cpm_dpram_phys);
 #endif /* !CONFIG_PPC_CPM_NEW_BINDING */

 struct cpm_ioport16 {
-   __be16 dir, par, sor, dat, intr;
+   __be16 dir, par, odr_sor, dat, intr;
__be16 res[3];
 };

@@ -441,6 +441,13 @@ static void cpm1_set_pin32(int port, int pin, int flags)
else
clrbits32(iop-par, pin);

+   if (port == CPM_PORTB) {
+   if (flags  CPM_PIN_OPENDRAIN)
+   setbits16(mpc8xx_immr-im_cpm.cp_pbodr, pin);
+   else
+   clrbits16(mpc8xx_immr-im_cpm.cp_pbodr, pin);
+   }
+
if (port == CPM_PORTE) {
if (flags  CPM_PIN_SECONDARY)
setbits32(iop-sor, pin);
@@ -474,11 +481,17 @@ static void cpm1_set_pin16(int port, int pin, int flags)
else
clrbits16(iop-par, pin);

+   if (port == CPM_PORTA) {
+   if (flags  CPM_PIN_OPENDRAIN)
+   setbits16(iop-odr_sor, pin);
+   else
+   clrbits16(iop-odr_sor, pin);
+   }
if (port == CPM_PORTC) {
if (flags  CPM_PIN_SECONDARY)
-   setbits16(iop-sor, pin);
+   setbits16(iop-odr_sor, pin);
else
-   clrbits16(iop-sor, pin);
+   clrbits16(iop-odr_sor, pin);
}
 }

-- 
1.5.3.4


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Re: [PATCH try2] powerpc: Add support for PORTA and PORTB odr registers

[Scott Wood]

Jochen Friedrich wrote:
 PORTA and PORTB have odr registers, as well. However, the PORTB odr
 register is only 16bit.
 
 Signed-off-by: Jochen Friedrich [EMAIL PROTECTED]

Acked-by: Scott Wood [EMAIL PROTECTED]

BTW, you may want to send the patches to linuxppc-dev rather than 
linuxppc-embedded...  Despite what MAINTAINERS says, the former is where 
most patches get posted.

-Scott
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